ARD2M motor protector (hereinafter referred to as the protector) is suitable for low-voltage motor circuits with rated voltage up to 380V and integrates protection, measurement, control, communication, operation and maintenance.Its perfect protection function ensures the safe operation of the motor, with logic programmable function, can meet a variety of control methods.
Protector current specification (A) | Ratio setting | Primary side coil number of transformer | Applicable scope of motor (kW) | Suitable for motor Rated current range (A) |
1 | Support | 1 circle | 0.12-999 | 0.1-1.6 |
5 | 1 circle | 0.12-999 | 1.6-6.3 |
25 | Does not support | 1 circle | 3-11 | 6.3-25 |
100 | 1 circle | 15-45 | 25-100 |
250 | 1 circle | 55-132 | 63-250 |
800 | 1 circle | 160-250 | 250-800 |
Technical parameters | Technical indicators |
Protector auxiliary power supply | AC85-265V/DC100-350V |
Rated working voltage of the motor | AC220V / 380V,50Hz / 60Hz |
Rated operation current of the motor
| 1 (0.1A-1.6A) |
Integrated/Split current transformer
|
5 (1.6A-6.3A) |
25(6.3A-25A) |
100(25A-100A) |
250(63A-250A) | Split current transformer |
800(250A-800A) |
Relay output contact capacity | Impedance load | AC250V、10A |
Switching input | 8 channels of passive dry contact (active DC110V, DC220V, AC220V input can be optional) |
Communication | RS485 Modbus_RTU,Profibus DP |
Environment
| Working temperature | -10ºC~55ºC |
Storage temperature | -25ºC~70ºC |
Relative temperature | ≤95 ﹪ No condensation, no corrosive gas |
Altitude | ≤2000m |
Pollution levels | 3 level |
Protection grade | IP65(installed on the cabinet panel) |
Installation category | III Level |